JPS6139127B2 - - Google Patents

Info

Publication number
JPS6139127B2
JPS6139127B2 JP56077349A JP7734981A JPS6139127B2 JP S6139127 B2 JPS6139127 B2 JP S6139127B2 JP 56077349 A JP56077349 A JP 56077349A JP 7734981 A JP7734981 A JP 7734981A JP S6139127 B2 JPS6139127 B2 JP S6139127B2
Authority
JP
Japan
Prior art keywords
value
pass
rolling
mill
plug
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP56077349A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57193217A (en
Inventor
Yoichi Naganuma
Masato Uchida
Sumitada Kakimoto
Tadakatsu Maruyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP56077349A priority Critical patent/JPS57193217A/ja
Publication of JPS57193217A publication Critical patent/JPS57193217A/ja
Publication of JPS6139127B2 publication Critical patent/JPS6139127B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/78—Control of tube rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills
    • B21B17/12—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills in a discontinuous process, e.g. plug-rolling mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/06—Rolling hollow basic material, e.g. Assel mills
    • B21B19/10—Finishing, e.g. smoothing, sizing, reeling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
JP56077349A 1981-05-23 1981-05-23 Mean thickness controlling method of pipe in plug mill Granted JPS57193217A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56077349A JPS57193217A (en) 1981-05-23 1981-05-23 Mean thickness controlling method of pipe in plug mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56077349A JPS57193217A (en) 1981-05-23 1981-05-23 Mean thickness controlling method of pipe in plug mill

Publications (2)

Publication Number Publication Date
JPS57193217A JPS57193217A (en) 1982-11-27
JPS6139127B2 true JPS6139127B2 (fr) 1986-09-02

Family

ID=13631431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56077349A Granted JPS57193217A (en) 1981-05-23 1981-05-23 Mean thickness controlling method of pipe in plug mill

Country Status (1)

Country Link
JP (1) JPS57193217A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60137516A (ja) * 1983-12-26 1985-07-22 Kawasaki Steel Corp 穿孔圧延機の素管肉厚制御方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5633118A (en) * 1979-08-28 1981-04-03 Kawasaki Steel Corp Automatic controlling method for wall thickness of seamless steel pipe
JPS5633117A (en) * 1979-08-28 1981-04-03 Kawasaki Steel Corp Automatic controlling method for wall thickness of seamless steel pipe

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5633118A (en) * 1979-08-28 1981-04-03 Kawasaki Steel Corp Automatic controlling method for wall thickness of seamless steel pipe
JPS5633117A (en) * 1979-08-28 1981-04-03 Kawasaki Steel Corp Automatic controlling method for wall thickness of seamless steel pipe

Also Published As

Publication number Publication date
JPS57193217A (en) 1982-11-27

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